Hacked and hackers stolen 17 million Nano which costs around $170 million by unauthorized transactions. BitGrail exchange was one of the largest trading hubs for the RaiBlocks cryptocurrency, which has since rebranded to Nano Nano. Nano currently boasts a market capitalization of $1,287,013,24, the 24th largest of any cryptocurrency. Nano price dropped from the $18 dollar range to a low of $12.89 before a quick recovery. Nano Core team reveals that the issue didnt exist on the protocol layer, but rather was focused directly on the Bitgrail exchange.”]
Source: https://gbhackers.com/cryptocurrency-exchange-hacked/